Pier headboard



FIG. 1 is a top plan view of a pier headboard showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view, the left side being a mirror image thereof; and,

FIG. 4 is a top front perspective view thereof. 

The ornamental design for a pier headboard, as shown and described. 